#!/bin/sh
#
# Copyright (c) 2020, Nokia
# All rights reserved.
#
# SPDX-License-Identifier:	BSD-3-Clause
#

# directory where test binaries have been built
TEST_DIR="${TEST_DIR:-$PWD}"

# directory where test sources are, including scripts
TEST_SRC_DIR=$(dirname $0)

PATH=$TEST_DIR:$PATH

# exit codes expected by automake for skipped tests
TEST_SKIPPED=77

VALIDATION_TESTDIR=platform/$ODP_PLATFORM/test/validation
PLATFORM_VALIDATION=${TEST_SRC_DIR}/../../$VALIDATION_TESTDIR

# Use installed pktio env or for make check take it from platform directory
if [ -f "./pktio_env" ]; then
	. ./pktio_env
elif  [ "$ODP_PLATFORM" = "" ]; then
	echo "$0: error: ODP_PLATFORM must be defined"
	# not skipped as this should never happen via "make check"
	exit 1
elif [ -f ${PLATFORM_VALIDATION}/api/pktio/pktio_env ]; then
	. ${PLATFORM_VALIDATION}/api/pktio/pktio_env
else
	echo "BUG: unable to find pktio_env!"
	echo "pktio_env has to be in current directory or "
	echo "in platform/\$ODP_PLATFORM/test."
	echo "ODP_PLATFORM=\"$ODP_PLATFORM\""
	exit 1
fi

run_packet_gen()
{
	setup_pktio_env clean # install trap to call cleanup_pktio_env

	if [ $? -ne 0 ]; then
		echo "setup_pktio_env error $?"
		exit $TEST_SKIPPED
	fi

	export ODP_PLATFORM_PARAMS="-m 256 --file-prefix="l2fwd" \
--proc-type auto --no-pci --vdev net_pcap1,iface=$IF0 \
--vdev net_pcap2,iface=$IF1"

	# Runs 500 * 10ms = 5 sec
	# Sends 500 packets through both interfaces => total 1000 packets
	odp_packet_gen${EXEEXT} -i 0,1 -b 1 -g 10000000 -q 500

	ret=$?

	if [ $ret -eq -1 ]; then
		echo "FAIL: test failed"
	elif [ $ret -eq -2 ]; then
		echo "FAIL: too few packets received"
	fi

	cleanup_pktio_env

	exit $ret
}

case "$1" in
	setup)   setup_pktio_env   ;;
	cleanup) cleanup_pktio_env ;;
	*)       run_packet_gen ;;
esac
